To solve for X you must get x by itself so let's get started -4x+13=6x-7 subtract 13 from both sides -4x=6x-20 subtract 6x from both sides -10x=-20 divide both sides by -10 x=2
to check if this is correct plug in x into original equation -4 (2)+13=6 (2)-7 -8+13=12-7 5=5 answer x=2 holds true :)